E25d — Nimzo-Indian: Saemisch, Keres Variation
1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5 * ● Trait aux Noirs
Ouverture — Centre mobile
♔ Point de vue Blancs
8
7
6
5
4
3
2
1
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Plans. e4 (Occuper le centre — 74 % des parties) ; Nh3 (Développer g1 — 14 % des parties) ; Qc2 (Prépare O-O-O — 7 % des parties).
♚ Point de vue Noirs
1
2
3
4
5
6
7
8
hgfedcba
Plans. ...Qa5 (Contrôle diagonale a5-e1, Prépare O-O-O — 68 % des parties) ; ...f5 (Attaque à l'aile roi — 29 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Structure de pions
| ♔ Blancs | ♚ Noirs | |
| Pions doublés | ● c3, ● c5 | — |
| Pions isolés | ● a3, ● c3, ● c5 | — |
| Arriérés | — | — |
| Chaînes | ● e2→f3, g2→f3 | ● f7→e6 |
| Passés | — | — |
| Majorité | ● aile dame 3v2 | — |
Cases
| ♔ Blancs | ♚ Noirs | |
| Cases fortes | ● b4 (2v1), ● d4 (2v0) | ● d5 (2v1) |
| Cases faibles | — | — |
| Centre | ● d4 (2v0), ● e4 (1v0) | ● d5 (2v1) |
Colonnes et diagonales
| ♔ Blancs | ♚ Noirs | |
| Ouvertes | ● d | ● d |
| Semi-ouvertes | ● b | ● c |
Pièces
| ♔ Blancs | ♚ Noirs | |
| Bc1 | ● Bc1 Non développé (mob. 6) | |
| Bf1 | ● Bf1 Non développé (mob. 0) | |
| Bc8 | ● Bc8 Non développé (mob. 1) | |
| Paire de fous | ● Oui | Non |
| Non développées | 5 (● g1, ● c1, ● f1, ● a1, ● h1) | 4 (● b8, ● c8, ● a8, ● h8) |
Sécurité du roi
| ♔ Blancs | ♚ Noirs | |
| Statut | ● Au centre | ● Au centre |
| Droits de roque | O-O / O-O-O | O-O / O-O-O |
Thèmes
| ♔ Blancs | ♚ Noirs | |
| Phase | Ouverture | |
| Centre | mobile | |
| Ruptures | ● c5-c6 | — |
└── E25e - 8…f5 - Saemisch, Keres, Romanovsky Variation (1952) [+0.26] · 45 parties (dont 37 ici)
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
11. Norway Chess 2023 – Round 2.4 – Giri, Anish – 1/2-1/2 – Caruana, Fabiano – G9
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1941 Leningrad/Moscow – Round 1 – Bondarevsky, Igor – 1/2-1/2 – Smyslov, Vasily – G2
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1950 Amsterdam – Round 17 – Donner, Jan-Hein – 0-1 – Hein-Pirc, Vasja – G161
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1950 Mar del Plata – Round 10 – Gligorić, Svetozar – 1-0 – Alvarez Martin, Pedro – G83
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1950 Venice – Round 15 – Castillo Bermudez, Manuel – 1/2-1/2 – Donner, Jan-Hein – G119
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1957 Leningrad – Round 1 – Korchnoi, Viktor – 1-0 – Bykov, Valery – G8
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1959 CAN Ch – Round 6 – Patty, Jack – 0-1 – Anderson, Frank Ross – G11
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1960 Baltic Nations – Round 5 – Kondratiev, Pavel E – 0-1 – Unzicker, Wolfgang – G10
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1960 Leipzig olm fin-A – Round 8 – Wade, Robert G – 1/2-1/2 – Kramer, Hanspeter – G142
- Lire la suite
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- E20-E59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 Nimzo-Indian defence, E25 - 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 - Nimzo-Indian (1958), E25d - 7…Nxd5 8.dxc5 - Saemisch, Keres Variation (1941), SÉRIE E
1962 DDR-12ch – Round 10 – Moehring, Guenther – 1-0 – Neukirch, Detlef – G25
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Anand, Viswanathan — 4 parties
Carlsen, Magnus — 4 parties
Ding, Liren — 4 parties
Tal, Mikhail — 3 parties
Kramnik, Vladimir — 3 parties
Hou, Yifan — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Gukesh D — 1 partie
1950 — Castillo, Manuel vs Donner, Jan-Hein — 1/2-1/2 — Venice ITA
1950 — Gligorić, Svetozar vs Martin Martinez, Pedro Jose — 1-0 — Mar del Plata ARG
1951 — Jauregui, Carlos vs Almiron, Martin Alejandro — 1/2-1/2 — Santiago de Chile
1954 — Branicki, Ignacy vs Makarczyk, Kazimierz — 1-0 — Lodz ch12-PL
1953 — Klavins, Janis vs Tal, Mikhail — 1/2-1/2 — USSR
1954 — Ragozin, Viacheslav vs Sokolsky, Alexey — 1/2-1/2 — Kiev ch-URS
1957 — Szabo, Laszlo vs Teschner, Rudolf — 1-0 — Wageningen zt
1958 — Polugaevsky, Lev vs Petrosian, Tigran V. — 1/2-1/2 — Riga ch-URS
1967 — Butnorius, Algimantas vs Kaunas, Kestutis — 1-0 — USSR
1973 — Poupinel, Michel vs Dulhauste, Alain — 1-0 — ?
1979 — Pitkanen, Juhani vs Haapasalo, Matti — 1-0 — corr NS/I
1991 — Misanovic, Vesna vs Nutu-Gajic, Daniela — 1-0 — Pula CRO
2001 — Pomes Marcet, Joan vs Adams, Michael — 0-1 — Mainz GER
2002 — Lafarga, David vs Ellis, Roy — 1-0 — ICCF Email
2002 — Bluvshtein, Mark vs Roussel-Roozmon, Thomas — 1-0 — Montreal CAN
2002 — Summerscale, Aaron P vs Emms, John M — 1/2-1/2 — ?